/Engine/Plugins/Experimental/Water/Source/Runtime/Public/WaterBodyComponent.h
struct FOnWaterBodyChangedParams
bool
bShapeOrPositionChanged
Indicates that property related to the water body's visual shape has changed
bool
bUserTriggered
Indicates user initiated Parameter change
bool
bWeightmapSettingsChanged
Indicates that a property affecting the terrain weightmaps has changed
FPropertyChange...
PropertyChangedEvent
Provides some additional context about how the water body data has changed (property, type of change...)